code: def export_mod_int64_fmod() -> None:
      node = onnx.helper.make_node(
          "Mod", inputs=["x", "y"], outputs=["z"], fmod=1
      )
  
      x = np.array([-4, 7, 5, 4, -7, 8]).astype(np.int64)
      y = np.array([2, -3, 8, -2, 3, 5]).astype(np.int64)
      z = np.fmod(x, y)  # expected output [ 0,  1,  5,  0, -1,  3]
      expect(
          node, inputs=[x, y], outputs=[z], name="test_mod_int64_fmod"
      )
  
file_path: onnx/onnx/backend/test/case/node/mod.py
imports: import numpy
  import onnx
  from onnx.backend.test.case.base import Base
  from onnx.backend.test.case.node import expect
label_desc: Use image node_id 12 for calling the Mod obj's underlying member method code with example usage: obj.export_mod_int64_fmod() without return types